Compare 27/28 and 90/45
1st number: 27/28, 2nd number: 2 0/45
27/28 is smaller than 90/45
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 45 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 28 × 45 = 1260,
27/28 = 27 × 45/28 × 45 = 1215/1260 - Likewise, for the 2nd fraction, since 45 × 28 = 1260,
90/45 = 90 × 28/45 × 28 = 2520/1260 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 1215/1260 < 2520/1260 or 27/28 < 90/45
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